53949075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 100499520

約数和(自身を除く): 46550445

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 131, 255, 285, 289, 323, 393, 425, 475, 655, 867, 969, 1275, 1425, 1445, 1615, 1965, 2227, 2489, 3275, 4335, 4845, 5491, 6681, 7225, 7467, 8075, 9825, 11135, 12445, 16473, 21675, 24225, 27455, 33405, 37335, 37859, 42313, 55675, 62225, 82365, 113577, 126939, 137275, 167025, 186675, 189295, 211565, 411825, 567885, 634695, 719321, 946475, 1057825, 2157963, 2839425, 3173475, 3596605, 10789815, 17983025, 53949075]

約数ペア:

[(1, 53949075), (3, 17983025), (5, 10789815), (15, 3596605), (17, 3173475), (19, 2839425), (25, 2157963), (51, 1057825), (57, 946475), (75, 719321), (85, 634695), (95, 567885), (131, 411825), (255, 211565), (285, 189295), (289, 186675), (323, 167025), (393, 137275), (425, 126939), (475, 113577), (655, 82365), (867, 62225), (969, 55675), (1275, 42313), (1425, 37859), (1445, 37335), (1615, 33405), (1965, 27455), (2227, 24225), (2489, 21675), (3275, 16473), (4335, 12445), (4845, 11135), (5491, 9825), (6681, 8075), (7225, 7467)]